Hi i'm getting this error datahub gms

ElasticsearchStatusException[method [HEAD], host [<https://xxxxxxxxxxx.es.amazonaws.com:443>], URI [/graph_service_v1?ignore_throttled=false&ignore_unavailable=false&expand_wildcards=open%2Cclosed&allow_no_indices=false], status line [HTTP/1.1 400 Bad Request]]

any idea why i'm getting this error. i'm using aws elastic search version: 6.4.5

Hi! We need ES version 7.X and above. Could you try upgrading? or using a new cluster with the upped version?